/**/
*{
    list-style: none;
}
ul{
    padding-inline-start: 0px;
}
.box_shadow{
    box-shadow:0px 0px 10px #F7F7F7;
}
.space_between{
    display: flex;
    justify-content: space-between;
}
.page_btn{
    background: none;
    padding: 5px 15px 5px 15px;
    font-size: 14px;
    border: 1px solid white;
    color: white;
    margin-top: 100px;
}
a,a:hover{
    text-decoration: none;
}
/*导航栏*/
.my_nav{
    position: fixed;
    width: 100%;
    z-index: 10;
    padding-top: 15px;
    padding-bottom: 15px;
}
.my_toggler{
    visibility: hidden;
    float: right;outline: none;
    border: 1px solid white;
    outline: none;
}
.dynamic_ul{
    display: flex;
    width: 100%;
    margin-top: 5px;
    justify-content: space-between;
}
.dynamic_ul li a{
    color: white;
    font-size: 16px;
}
.dynamic_ul li:hover{
    border-bottom: 2px solid white;
    padding-bottom: 10px;
}
.register_box{
   padding: 5px 15px;
   color: white; 
   width: 120px;
   display: flex;
   background-color: rgb(255, 255, 255,0.3);
   justify-content: space-around;
   margin: auto;
   border: 1px solid white;
}
/*banner*/
.header_banner{
    background-image: url(../img/0_img_banner1_bg.png);
}
.banner_left_text p:nth-child(1){
    font-size: 35px;
    font-weight: bold;
    margin-top: 100px;
    color: white;
}
.banner_left_text p:nth-child(2){
    font-size: 25px;
    color: white;
}
.banner_right_img{
    overflow: hidden;
}
/*章节*/
h2{
    text-align: center;
    font-size: 32px;
}
.page_section{
    padding-top: 100px;
}
h2::after{
    width: 120px;
    content: '';
    display: block;
    margin: 20px auto 30px auto;
    height: 4px;
    background-color: #468EFF;
}
h3{
    font-size: 16px;
    text-align: center;
    color: rgba(152, 152, 152, 1);
    bottom: 50px;
    margin-bottom: 50px;
}
.fast_rank_product li div{
    /*box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);*/
    padding: 7px;
    box-shadow:0px 0px 10px #F7F7F7;
}
.product_img{
    width: 75px;
}
.product_name{
    color: 20px;
    margin-top: 54px;
    margin-left: 10px;
    color: rgba(68, 68, 68, 1);
}
.product_introduce{
    font-size: 14px;
    margin-top: 20px;
    color: rgba(152, 152, 152, 1);
}
/*难题*/
.special_hidden{
    display: none;
}
.bottom_linear_style{
    border-bottom: 1px solid #F7F7F7;
    margin-top: 50px;
    padding-bottom: 50px;
}
.difficult_img{
    width: 100%;
    height: 400px;
}
.difficult_title{
    color: gray;
    margin-top: 47px;
    font-size: 18px;
    background-image: url("../img/2_ic_1.png");
    background-repeat: no-repeat;
    padding-left: 25px;
}
.difficult_content{
    height: 81px;
    margin-left: 25px;
    color: gray;
    font-size: 16px;
}
.symbol_img{
    margin-top: 25px;
}
.symbol_content{
    margin-left: 98px;
    white-space: 40px;
    color: rgba(68, 68, 68, 1);
    margin-bottom: 13px;
}
/*广告*/
.page_ad{
    padding-top: 1px;
    padding-bottom: 62px;
}
.page_ad p{
    margin-top: 125px;
    color: white;
    margin-left: 100px;
    font-size: 30px;
}
.page_ad small{
    color: white;
    display: block;
    margin-top: 22px;
    font-size: 14px;
    opacity: 0.5;
    margin-left: 100px;
}
/*自主研发智能优势*/
.feature_ul li{
    padding: 30px;
}
.feature_ul li div{
    padding: 33px 27px 14px 27px;
    box-shadow:0px 0px 10px #F7F7F7;
}
.feature_ul li div img{
    width: 100%;
}
.feature_ul li div p:nth-child(2){
    font-size: 20px;
    text-align: center;
    margin-top: 50px;
    margin-bottom: 22px;
    color: rgba(68, 68, 68, 1);
}
.feature_ul li div p:nth-child(3){
    font-size: 14px;
    text-align: center;
    color: rgba(152, 152, 152, 1);
}
/**/
.carousel_btn_list li span{
    display: block;
    text-align: center;
    margin-top: 16px;
    color: rgba(45, 122, 255, 1);
}
.carousel_content_text{
    font-size: 26px;
    color: rgba(68, 68, 68, 1);
    margin-top: 141px;
}
/**/
.achievement_ul li{
    padding-left: 34px;
    padding-right: 34px;
}
.achievement_item p{
    text-align: center;
}
.achievement_item p:nth-child(1){
    font-size: 40px;
    color: rgba(45, 122, 255, 1);
}
.achievement_item p:nth-child(2){
    color: rgba(152, 152, 152, 1);
}
.achievement_item p:nth-child(3){
    color: rgba(68, 68, 68, 1);
    font-size: 16px;
}
/**/
.customer_extend_ul li div{
    border: 1px solid #F7F7F7;
    box-shadow:0px 0px 10px #F7F7F7;
}
.customer_want_this{
    width: 100%;
    visibility: hidden;
    height: 200px;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
}
.customer_want_this button{
    border: none;
    color: white;
    margin: auto;
    background-color: rgba(45, 122, 255, 1);
    padding: 5px 20px;
}
.customer_extend_ul li div div{
    width: 100%;
    height: 200px;
    background-size: 100% 100%;
    background-repeat: no-repeat;
}
.customer_extend_ul li div div:hover div{
    visibility: visible;
}
.customer_extend_ul li div p{
    text-align: center;
    color: rgba(68, 68, 68, 1);
    font-size: 16px;
    margin-top: 20px;
    margin-bottom: 20px;
}
.get_more{
    text-decoration: none;
    font-size: 14px;
    color: rgba(152, 152, 152, 1);
    float: right;
}
/**/
.immediately_ul li div img{
    padding-left: 5px;
    padding-right: 5px;
}
.immediately_ul li div span{
    display: block;
    margin-top: 20px;
    margin-left: 10px;
}
/*foot前面的广告*/
.footer_ad{
    padding: 1px;
    margin-top: 100px;
}
.footer_ad p{
    color: white;
    font-size: 30px;
    text-align: center;
    margin-top: 72px;
    margin-bottom: 52px;
}
.footer_ad button{
    margin: auto;
    width: 170px;
    height: 56px;
    display: block;
    font-size: 18px;
    margin-bottom: 60px;
}
/*底部*/
footer{
    color: rgba(187, 187, 187, 1);
    padding-bottom: 80px;
    padding-top: 40px;
    background-color: rgba(34, 38, 61, 1);
}
footer ul li{
    margin-left: 15px;
    margin-right: 15px;
}
.qr_code_img{
    display: block;
    width: 80px;
    margin: 10px auto;
}
.bottom_effect::before{
    float: left;
    display: block;
    height: 100px;
    width: 1px;
    content: '';
    background-color: gray;
}
.copyright_info{
    background-image: url(../img/8_ic_2.png);
    background-repeat: no-repeat;
    padding-left: 20px;
    text-align: center;
    width: 500px;
    margin: auto;
}
.such_link li a{
    color: rgba(187, 187, 187, 1);
    margin-top: 41px;
}
.nav_link li a{
    color: rgba(187, 187, 187, 1); 
}
/**/
.mobile_nav{
    width: 100%;
    background-color: white;
    position: fixed;
    bottom: 0px;
    visibility: hidden;
    box-shadow:0px 0px 10px #8f8d8d;
}
.mobile_nav ul{
    display: flex;
    justify-content: space-between;
}
.mobile_nav ul li{
    width: 20%;
    margin: 10px auto;
}
.mobile_nav ul li img{
    margin: auto;
    display: block;
}
.mobile_nav ul li span{
    display: block;
    text-align: center;
    color: rgba(45, 122, 255, 1);
}
.bottom_middle{
    background-color: rgba(45, 122, 255, 1);
    width: 60px;
    height: 60px;
    border-radius: 30px;
    position: absolute;
    left: 0px;
    right: 0px;
    padding-top: 10px;
    margin: 0px auto;
    top: -30px;
}
/**/
.aside_fixed{
    position: fixed;
    right: 20px;
    top: 50%;
    z-index: 12;
    display: flex;
    width: 370px;
    justify-content: flex-end;
    flex-wrap: wrap;
}
.online_server{
    background-color: rgba(116, 170, 255, 1);
    color: white;
    padding: 8px 5px;
    width: 45px;
    margin-left: 20px;
    text-align: center;
    cursor: pointer;
}
.contact_way{
    display: flex;
    visibility: hidden;
    justify-content: space-around;
    align-items: center;
    background-color: white;
    padding: 25px;
}
.contact_way div{
    margin-right: 30px;
}
.contact_way div span{
    border: 1px solid rgba(232, 232, 232, 1);
    color: rgba(43, 43, 2, 1);
    font-size: 14px;
    padding: 5px 5px 5px 30px;
    display: block;
    margin: 2px;
    background-repeat: no-repeat;
}
.hidden_mark{
    position: fixed;
    width: 100%;
    height: 500px;
    display: none;
    z-index: 11;
    top: 0px;
}
.login_mark{
    display: none;
    z-index: 14;
    position: fixed;
    top: 0px;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}
.login_div{
    margin-top: 200px;
    position: relative;
    z-index: 15;
    width:800px;
    height: 500px;
    left: 0px;
    right: 0px;
    margin-left: auto;
    margin-right: auto;
}
.login_left{
    width:50%;
    height: 500px;
    position: absolute;
    z-index: 16;
    background-color: white;
}
.login_right{
    height: 480px;
    width: 50%;
    position: absolute;
    z-index: 17;
    right: 10px;
    top: 10px;
    background-repeat: no-repeat;
    background-image: url("../img/img_right_bg.png");
}
.behaviour_register{
    display: none;
}
.behaviour_login{
    display: block;
}
.behaviour_title{
    display: block;
    width: 100%;
    color: rgba(70, 142, 255, 1);
    text-align: center;
    font-size: 25px;
    font-weight: bold;
    line-height: 80px;
}
.behaviour_register input[type="text"],.form_input{
    outline: none;
    display: block;
    border-top: none;
    background-repeat: no-repeat;
    border-left: none;
    border-right: none;
    width: 300px;
    padding-left: 40px;
    margin: 30px auto;
    border-bottom: 1px solid #8f8d8d;
}
.verification_block{
    position: relative;
    margin: auto auto 50px auto;
    width: 300px;
}
.verification_block span{
    position: absolute;
    top: -10px;
    right: 0px;
    display: block;
    background-color: rgba(187, 187, 187, 1);
    color: rgba(255, 255, 255, 1);
    padding: 5px;
}
.login_left .behaviour_title .close_behaviour_dialog{
    display: none;
}
.behaviour_register_btn{
    width: 300px;
    display: block;
    outline: none;
    color: white;
    border: none;
    height: 40px;
    margin: auto;
    border-radius: 5px;
    background-color: rgba(70, 142, 255, 1);
}
.behaviour_register_agree{
    display: block;
    width: 300px;
    margin: auto;
    margin-top: 30px;
    font-size: 14px;
}
.close_behaviour_dialog{
    width: 40px;
    margin: 10px;
    float: right;
}
.behaviour_toggle_div{
    margin-top: 100px;
    color: white;
    margin-left: 20px;
}
.behaviour_toggle_div span{
    font-size: 25px;
    font-weight: 100;
}
.behaviour_toggle_div small{
    margin-top: 20px;
    display: block;
    font-size: 16px;
    margin-bottom: 20px;
}
.behaviour_toggle_div button{
    padding: 5px 15px;
    color: white; 
    width: 100px;
    background-color: rgb(255, 255, 255,0.3);
    margin: auto;
    border: 1px solid white;
}
/**/
.toggle_label{
    display: flex;
    justify-content: space-around;
}
.back_top{
    margin-top: 30px;
    background-color: white;
    border-radius: 25px;
    display: block;
}
@media screen and (max-width:765px){
    .carousel_btn_list li img{
        display: none;
    }
    .login_right{
        display: none;
    }
    .login_left{
        margin: auto;
        left: 0px;
        border-radius: 5px;
        right: 0px;
        width: 80%;
    }
    .login_div{
        width: 100%;
    }
    .login_left .behaviour_title .close_behaviour_dialog{
        display: block;
    }
}
@media screen and (max-width:990px){
    .aside_fixed{
        display: none;
    }
    .bottom_nav{
        display: none;
    }
    .such_link{
        display: none;
    }
    .qr_code_img{
        display: block;
        width: 83px;
        margin: 10px auto 40px auto;
    }
    .bottom_effect::before{
        float: left;
        display: none;
        height: 100px;
        width: 1px;
        content: '';
        background-color: gray;
    }
    .special_hidden{
        display: block;
    }
    .special_visible{
        display: none;
    }
    /* .test_ul{
        flex-direction: column;
    } */
    .mobile_nav{
        visibility: visible;
    }
    .register_box{
        display: none;
    }
    .dynamic_ul{
        flex-direction: column;
    }
    .my_toggler{
        visibility: visible;
    }
}